... without condensater: It can cool laser tube by exhaust fan. Main application: Available materials: acrylic, PVC, rubber sheet, plastic ... wood, bamboo, oxhorn figuline, marble, leather, cloth, double-color board, etc. nonmetal materialsComprehensive application: advertisement, arts and crafts, toys, ... it can save you a computer.2. It could work offline----The machine main board has memory you could input ...